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HC5503 - Low Cost 24V SLIC

HC5503 Description

HC5503 NORETCROEMCMOMENMDEHENCDD5ER5DE03PFPLORARCCNEEMWENDTEPSAIGRNTS Low Cost 24V SLIC For PABX/Key Systems DATASHEET FN4344 Rev 5.00 June 2004 T.

HC5503 Features

* Wide Operating Battery Range (-21V to -44V)
* Single Additional +5V Supply
* 25mA Short Loop Current Limit
* Ring Relay Driver
* Switch Hook and Ring Trip Detect
* Low On-Hook Power Consumption
* On-Hook Transmission
* ITU-T Longitudi

HC5503 Applications

* Analog Subscriber Line Interfaces in Analog Key Systems and Digital ISDN PABX Systems
* Related Literature - AN571, Using Ring Sync with HC-5502A and HC-5504 SLICs FN4344 Rev 5.00 June 2004 Page 1 of 17 HC5503 Block Diagram RD RFS C2 TIP TF RING RF RING RELAY DRIVER RING TRIP

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